From db109373d87b1fa5fe9f3d027d1bb752f725b74a Mon Sep 17 00:00:00 2001
From: David Bryant <david@wavpack.com>
Date: Tue, 20 Nov 2018 21:00:47 -0800
Subject: avformat/wvdec: detect and error out on WavPack DSD files

Not currently supported.
---
 libavformat/wvdec.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'libavformat/wvdec.c')

diff --git a/libavformat/wvdec.c b/libavformat/wvdec.c
index b6932e65af..ddcb9002cb 100644
--- a/libavformat/wvdec.c
+++ b/libavformat/wvdec.c
@@ -40,6 +40,7 @@ enum WV_FLAGS {
     WV_HBAL   = 0x0400,
     WV_MCINIT = 0x0800,
     WV_MCEND  = 0x1000,
+    WV_DSD    = 0x80000000,
 };
 
 static const int wv_rates[16] = {
@@ -97,6 +98,11 @@ static int wv_read_block_header(AVFormatContext *ctx, AVIOContext *pb)
         return ret;
     }
 
+    if (wc->header.flags & WV_DSD) {
+        avpriv_report_missing_feature(ctx, "WV DSD");
+        return AVERROR_PATCHWELCOME;
+    }
+
     if (wc->header.version < 0x402 || wc->header.version > 0x410) {
         avpriv_report_missing_feature(ctx, "WV version 0x%03X",
                                       wc->header.version);
-- 
cgit v1.2.3